In Australie the Mainline name wis applee'd tae a locally developed 2 door coupé utility version o the Ford Customline sedan frae 1952.[8] The Mainline utilized an imported Ford V8 convertible chassis [9] wi an additional cross member for additional load carrying strength.[10] It sauld alongside the Australian biggit Customline sedan, wi baith gien yearly updates until production ceased in 1959.[11] The Mainline Utility wis powered bi an Australian produced version o the Ford side valve V8 engine [9] until the introduction o the OHV V8 in the redesigned 1955 series.[12]